Supplemental Balance Sheet Information (Detail) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Inventories
Inventory, Raw Materials and Supplies, Gross	$ 235.7	$ 243.9
Inventory, Work in Process, Gross	72.9	74.4
Inventory, Finished Goods, Gross	247.6	246.4
Total inventories	556.2	564.7
Other current assets
Cost in excess of billings	134.6	114.4
Prepaid expenses	92.2	59.1
Deferred income taxes	44.3	35.2
Other Current Assets	16.6	11.3
Total other current assets	287.7	220.0
Property, plant and equipment, net
Land and land improvements	67.3	86.6
Building And Leasehold Improvements Gross	338.3	338.9
Machinery and equipment	929.9	960.2
Construction in progress	79.7	68.3
Total property, plant and equipment	1,415.2	1,454.0
Accumulated depreciation and amortization	867.9	914.2
Total property, plant and equipment, net	547.3	539.8
Other non-current assets
Deferred income taxes	2.1	2.9
Deferred Compensation Plan Assets	47.9	50.8
Other non-current assets	112.2	107.4
Total Other non-current assets	162.2	161.1
Other current liabilities
Dividends payable	0.0	59.6
Accrued warranty	44.2	47.0
Accrued Exchange Fee Rebate	68.1	50.7
Billings in excess of cost	24.8	32.0
Other current liabilities	279.6	297.8
Total other current liabilities	416.7	487.1
Other non-current liabilities
Taxes payable	48.9	46.8
Self Insurance Reserve, Noncurrent	50.1	49.0
Deferred Compensation Liability, Current	47.9	50.8
Other Long Term Liabilities	52.6	45.8
Total other non-current liabilities	$ 199.5	$ 192.4